Perhaps you should try some spelling variations:
nghien hieu » nghiep hieu, nghe hieu, thien hieu
dang thuoc » dung thuoc
goc nganh » hoc nganh, hoc nhanh, moi nganh
cac nganh » hoc nganh
thanh van » thanh san, thanh toan, thanh phan
hieu mot » thieu mot, hieu moi, hieu so
thuoc ma » hoc ma, duoc ma
va thanh » gia thanh, ban thanh, va tinh
anh hoc » sinh hoc, benh hoc, hinh hoc
hoc dai » hoc dan
tu anh » tu hanh, tu manh, thu anh
ma hoi » mai hoi, xa hoi, ma hoa

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu anh hoc dai, nghien hieu mot ((goc nganh) OR (cac nganh)) dang thuoc ma hoi va thanh van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu anh hoc dai, nghien hieu mot ((goc nganh) OR (cac nganh)) dang thuoc ma hoi va thanh van".
• Adding a wildcard symbol may retrieve word variants: tu anh hoc dai, nghien hieu mot ((goc nganh) OR (cac nganh)) dang thuoc ma hoi va thanh van*.